| State: | TN |
| Type: | Sec |
| Route: | 259 |
| Map Custom: | yes |
| Map Notes: | SR 259 highlighted in red |
| Length Mi: | 12.9 |
| Length Ref: | [1] |
| Established: | July 1, 1983[2] |
| Direction A: | West |
| Terminus A: | on the Kentucky state line in Portland |
| Direction B: | East |
| Terminus B: | at Oak Grove |
| Counties: | Sumner |
| Previous Type: | Sec |
| Previous Route: | 258 |
| Next Type: | Sec |
| Next Route: | 260 |
State Route 259 (SR 259) is an east–west secondary highway that is located entirely in Sumner County in Middle Tennessee.
SR 259 begins at an intersection with US 31W/SR 41 on the Kentucky–Tennessee state line. It goes east to pass through the town of Mitchellville, before winding its way southeast through farmland to enter Oak Grove and come to an end at an intersection with SR 52.[1] [3]